Lockwood 303 Cylinder and Knob Deadlock (No Cylinder)

Product Part Number: 303-NSP

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The security features provided by the 303 Deadlock make it an ideal lockset for both domestic and commercial applications.

Features of the 303 Deadlock

  • Suitable for hinged and some sliding doors
  • Lockable turn knob with inbuilt clutching device to resist wrench attack
  • Strong interlocking case and mounting plate to resist jemmy and hammer attack
  • Tested in accordance with AS4145.2-1993
  • Concealed fixing
  • Positive deadlocking action
  • The mechanism and the design are protected by Australian and International Patents and Design Registrations
  • Available in trade and display pack versions
  • Opened by key from outside and by turn knob from inside.

Up to 40,000 openings (4 second opening time) from 2 x AAA batteries (sold separately) and has a battery failure override facility

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